diff --git a/conf/control_panel.xml b/conf/control_panel.xml
index e96a630015..fa728334c7 100644
--- a/conf/control_panel.xml
+++ b/conf/control_panel.xml
@@ -82,23 +82,12 @@
       <program name="sim"><arg flag="-a" constant="Thon2"/></program>
       <program name="cockpit"/>
       <program name="map 2d ml"/>
-      <program name="map 3d"/>
-    </session>
-
-    <session name="soft sim 1">
-      <variable name="ivy_bus" value="127.25.255.255:3333"/>
-      <program name="receive"/>     
-      <program name="sim"><arg flag="-a" constant="Thon1"/></program>
-      <program name="cockpit"/>
-      <program name="map 2d ml"/>
-      <program name="wind"/>
     </session>
 
     <session name="flight">
       <program name="receive"/>
       <program name="cockpit"/>
-      <program name="mission"/>
-      <program name="map2d"/>
+      <program name="map 2d ml"/>
     </session>
 
   </section>
diff --git a/sw/ground_segment/tmtc/receive.ml b/sw/ground_segment/tmtc/receive.ml
index 28b646173b..455daf50f7 100644
--- a/sw/ground_segment/tmtc/receive.ml
+++ b/sw/ground_segment/tmtc/receive.ml
@@ -253,7 +253,6 @@ let register_aircraft = fun name a ->
 (** Callback of an identifying message from a soft simulator *)
 let ident_msg = fun log id name ->
   if not (Hashtbl.mem aircrafts name) then begin
-    prerr_endline "ident_msg";
     let ac = new_aircraft (Ivy id) in
     let b = Ivy.bind (fun _ args -> sim_msg log name ac args.(0)) (sprintf "^%s +(.*)" id) in
     register_aircraft name ac;
@@ -288,7 +287,7 @@ let send_config = fun id_ac id_req ->
     Not_found ->
       Ivy.send (sprintf "ground UNKNOWN %s" id_req)     
     
-let server = fun () ->
+let ivy_server = fun () ->
   ignore (Ivy.bind (fun _ args -> send_aircrafts_msg ()) "^ask AIRCRAFTS");
   ignore (Ivy.bind (fun _ args -> send_flight_plan args.(0)) "^ask FLIGHT_PLAN +(.*)");
   ignore (Ivy.bind (fun _ args -> send_config args.(0) args.(1)) "^(.*) CONFIG_REQ +(.*)")
@@ -307,6 +306,29 @@ let handle_pprz_message = fun log a ->
     | Some ac_name ->
 	log_and_parse log ac_name a msg values
 
+module Coronis = struct
+  let send_ack = fun delay fd ->
+    ignore (GMain.Timeout.add delay (fun _ -> Wavecard.send fd ("ACK", ""); false))
+
+  let broadcast_msg = fun (msg, data) ->
+    Ivy.send (sprintf "FROM_WAVECARD %s %s" msg data)
+
+  let connect = fun port ->
+    try
+      let fd = Serial.opendev port Serial.B9600 in
+      (* Listening *)
+      let cb = fun _ ->
+	Wavecard.receive ~ack:(fun () -> send_ack 100 fd) broadcast_msg fd;
+	true in
+      ignore (GMain.Io.add_watch [`IN] cb (GMain.Io.channel_of_descr fd));
+      
+      (* Sending request from Ivy *)
+      let send = fun _ a -> Wavecard.send fd (a.(0), a.(1)) in
+      ignore (Ivy.bind send "TO_WAVECARD +([^ ]+) +([^ ]+)")
+    with
+      _ -> failwith "Coronis.connect"
+end
+
 let listen_link = fun log xml_link ->
   match ExtXml.attrib xml_link "protocol" with
     "pprz/modem" ->
@@ -314,6 +336,11 @@ let listen_link = fun log xml_link ->
       let port = ExtXml.attrib xml_link "port" in
       let ac = new_aircraft (Modem port) in
       listen_pprz_modem (handle_pprz_message log ac) port
+(***
+  | "pprz/coronis" ->
+      let port = ExtXml.attrib xml_link "port" in
+      Coronis.connect port
+***)
   | _  -> fprintf stderr "Warning: Ignoring link '%s'\n" (ExtXml.attrib xml_link "name")
   
 
@@ -331,7 +358,6 @@ let _ =
   Ivy.init "Paparazzi receive" "READY" (fun _ _ -> ());
   Ivy.start !ivy_bus;
 
-
   (* Opens the log file *)
   let log = logger () in
 
@@ -344,7 +370,8 @@ let _ =
   (* Sends periodically alive aircrafts *)
   ignore (Glib.Timeout.add aircrafts_msg_period (fun () -> send_aircrafts_msg (); true));
 
-  server ();
+  (* Waits for client requests on the Ivy bus *)
+  ivy_server ();
   
   let loop = Glib.Main.create true in
   while Glib.Main.is_running loop do ignore (Glib.Main.iteration true) done
diff --git a/sw/lib/ocaml/wavecard.ml b/sw/lib/ocaml/wavecard.ml
index 2ea9e77a5a..f1b88fd9e0 100644
--- a/sw/lib/ocaml/wavecard.ml
+++ b/sw/lib/ocaml/wavecard.ml
@@ -1,3 +1,29 @@
+(*
+ * $Id$
+ *
+ * Coronis wavecard handling
+ *  
+ * Copyright (C) 2004 CENA/ENAC, Pascal Brisset, Antoine Drouin
+ *
+ * This file is part of paparazzi.
+ *
+ * paparazzi is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * paparazzi is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with paparazzi; see the file COPYING.  If not, write to
+ * the Free Software Foundation, 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA. 
+ *
+ *)
+
 open Printf
 
 type cmd_name = string
diff --git a/sw/lib/ocaml/wavecard.mli b/sw/lib/ocaml/wavecard.mli
index c2f344112a..b84bc92a74 100644
--- a/sw/lib/ocaml/wavecard.mli
+++ b/sw/lib/ocaml/wavecard.mli
@@ -1,3 +1,29 @@
+(*
+ * $Id$
+ *
+ * Coronis wavecard handling
+ *  
+ * Copyright (C) 2004 CENA/ENAC, Pascal Brisset, Antoine Drouin
+ *
+ * This file is part of paparazzi.
+ *
+ * paparazzi is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * paparazzi is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with paparazzi; see the file COPYING.  If not, write to
+ * the Free Software Foundation, 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA. 
+ *
+ *)
+
 type cmd_name = string
 type data = string
 type cmd = cmd_name * data